/*
 * This file belongs to the Galois project, a C++ library for exploiting parallelism.
 * The code is being released under the terms of the 3-Clause BSD License (a
 * copy is located in LICENSE.txt at the top-level directory).
 *
 * Copyright (C) 2018, The University of Texas at Austin. All rights reserved.
 * UNIVERSITY EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES CONCERNING THIS
 * SOFTWARE AND DOCUMENTATION, INCLUDING ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR ANY PARTICULAR PURPOSE, NON-INFRINGEMENT AND WARRANTIES OF
 * PERFORMANCE, AND ANY WARRANTY THAT MIGHT OTHERWISE ARISE FROM COURSE OF
 * DEALING OR USAGE OF TRADE.  NO WARRANTY IS EITHER EXPRESS OR IMPLIED WITH
 * RESPECT TO THE USE OF THE SOFTWARE OR DOCUMENTATION. Under no circumstances
 * shall University be liable for incidental, special, indirect, direct or
 * consequential damages or loss of profits, interruption of business, or
 * related expenses which may arise from use of Software or Documentation,
 * including but not limited to those resulting from defects in Software and/or
 * Documentation, or loss or inaccuracy of data of any kind.
 */

#include <iostream>
#include <string>
#include <fstream>
#include <vector>

#ifndef GALOIS_FILEREADER_H
#define GALOIS_FILEREADER_H

class FileReader {
  char *buffer, *bufferEnd, *cursor;
  size_t fileSize;
  char* delimiters;
  size_t numDelimiters;
  char* separators;
  size_t numSeparators;

private:
  bool isSeparator(char c);
  bool isDelimiter(char c);

private:
  std::vector<std::string> tokenStack;

public:
  FileReader(std::string inName, char* delimiters, size_t numDelimiters,
             char* separators, size_t numSeparators);
  ~FileReader();
  std::string nextToken();
  void pushToken(std::string token);
};

#endif // GALOIS_FILEREADER_H
